package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class JDBCDemo8 {
    public static void main(String[] args) {
        String sql = "INSERT INTO userinfo(username,password,nickname,age) " +
                     "VALUES(?,?,?,?)";

        try (
            Connection connection = DBUtil.getConnection();
        ){
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1,"李四");
            ps.setString(2,"123456");
            ps.setString(3,"啊四");
            ps.setInt(4,18);
            int num = ps.executeUpdate();
            if (num > 0){
                System.out.println("插入成功");
            }else {
                System.out.println("插入失败");
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }


    }
}
